561011006061 has 24 divisors (see below), whose sum is σ = 884140926240. Its totient is φ = 339959138400.

The previous prime is 561011006053. The next prime is 561011006063. The reversal of 561011006061 is 160600110165.

561011006061 is a `hidden beast` number, since 56 + 1 + 0 + 1 + 1 + 0 + 0 + 606 + 1 = 666.

It is not a de Polignac number, because 561011006061 - 2³ = 561011006053 is a prime.

It is a super-3 number, since 3×561011006061³ (a number of 36 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (561011006063) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 322191 + ... + 1107171.

It is an arithmetic number, because the mean of its divisors is an integer number (36839205260).

Almost surely, 2^561011006061 is an apocalyptic number.

It is an amenable number.

561011006061 is a deficient number, since it is larger than the sum of its proper divisors (323129920179).

561011006061 is a wasteful number, since it uses less digits than its factorization.

561011006061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 792217 (or 792214 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 27.

The spelling of 561011006061 in words is "five hundred sixty-one billion, eleven million, six thousand, sixty-one".